phpBB : Erro Crítico

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO f_activesessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('202ff917e308bbcbf713c1e0c0750732', -1, 1711716795, 1711716795, '36d28f77', -11, 0, 0)

Line : 187
File : sessions.php